<?xml version="1.0" encoding="UTF-8"?><toc><section id="foreword.nat"><title>Vorwort</title><section id="sub-amendments"><title>Änderungen</title></section><section id="sub-previous.edition"><title>Frühere Ausgaben</title></section></section><section id="introduction.nat"><title>Einleitung</title></section><section id="sub-1"><label>1</label><title>Anwendungsbereich</title></section><section id="sub-2"><label>2</label><title>Normative Verweisungen</title></section><section id="sub-3"><label>3</label><title>Begriffe</title><section id="sub-3.1"><label>3.1</label><title>Antiscalant</title></section><section id="sub-3.2"><label>3.2</label><title>AOX</title></section><section id="sub-3.3"><label>3.3</label><title>Ausbeute</title></section><section id="sub-3.4"><label>3.4</label><title>Barriere</title></section><section id="sub-3.5"><label>3.5</label><title>Biofouling</title></section><section id="sub-3.6"><label>3.6</label><title>Cross-Flow-Modus</title></section><section id="sub-3.7"><label>3.7</label><title>Dead-End-Modus</title></section><section id="sub-3.8"><label>3.8</label><title>DOC</title></section><section id="sub-3.9"><label>3.9</label><title>Direkteinleitung</title></section><section id="sub-3.10"><label>3.10</label><title>Feed</title></section><section id="sub-3.11"><label>3.11</label><title>Festbettfilter</title></section><section id="sub-3.12"><label>3.12</label><title>Filtrat</title></section><section id="sub-3.13"><label>3.13</label><title>Flux oder Filtratflux</title></section><section id="sub-3.14"><label>3.14</label><title>Fouling</title></section><section id="sub-3.15"><label>3.15</label><title>Füllwasser</title></section><section id="sub-3.16"><label>3.16</label><title>Integrität</title></section><section id="sub-3.17"><label>3.17</label><title>Integritätstest</title></section><section id="sub-3.18"><label>3.18</label><title>Konzentrat</title></section><section id="sub-3.19"><label>3.19</label><title>Membran</title></section><section id="sub-3.20"><label>3.20</label><title>Membranfiltration</title></section><section id="sub-3.21"><label>3.21</label><title>Membranspülung</title></section><section id="sub-3.22"><label>3.22</label><title>Mikrofiltration</title></section><section id="sub-3.23"><label>3.23</label><title>Modul</title></section><section id="sub-3.24"><label>3.24</label><title>Nanofiltration</title></section><section id="sub-3.25"><label>3.25</label><title>Permeabilität</title></section><section id="sub-3.26"><label>3.26</label><title>Permeat</title></section><section id="sub-3.27"><label>3.27</label><title>salzhaltiges Wasser</title></section><section id="sub-3.28"><label>3.28</label><title>Scaling</title></section><section id="sub-3.29"><label>3.29</label><title>Sedimentation</title></section><section id="sub-3.30"><label>3.30</label><title>Spülabwasser</title></section><section id="sub-3.31"><label>3.31</label><title>Spülwasser</title></section><section id="sub-3.32"><label>3.32</label><title>Transmembrandruck</title></section><section id="sub-3.33"><label>3.33</label><title>Ultrafiltration</title></section><section id="sub-3.34"><label>3.34</label><title>Umkehrosmose</title></section></section><section id="sub-4"><label>4</label><title>Einteilung der Betriebswässer</title><section id="sub-4.1"><label>4.1</label><title>Allgemeines</title></section><section id="sub-4.2"><label>4.2</label><title>Typ 1 — Wasser zum Einsatz als Füllwasser und Filterspülwasser</title></section><section id="sub-4.3"><label>4.3</label><title>Typ 2 — Wasser zum Einsatz für Flächenreinigung, Toilettenspülung, Bewässerung von Außenanlagen</title></section><section id="sub-4.4"><label>4.4</label><title>Typ 3 — Wasser zur Direkteinleitung</title></section></section><section id="sub-5"><label>5</label><title>Anforderungen an das aufzubereitende Spülabwasser</title></section><section id="sub-6"><label>6</label><title>Anforderungen an die Betriebswässer</title><section id="sub-6.1"><label>6.1</label><title>Allgemeines</title></section><section id="sub-6.2"><label>6.2</label><title>Betriebswasser Typ 1</title><section id="sub-6.2.1"><label>6.2.1</label><title>Allgemeines</title></section><section id="sub-6.2.2"><label>6.2.2</label><title>Chemische und physikalische Anforderungen</title></section><section id="sub-6.2.3"><label>6.2.3</label><title>Mikrobiologische Anforderungen</title></section></section><section id="sub-6.3"><label>6.3</label><title>Betriebswasser Typ 2</title><section id="sub-6.3.1"><label>6.3.1</label><title>Allgemeines</title></section><section id="sub-6.3.2"><label>6.3.2</label><title>Chemische und physikalische Anforderungen</title></section><section id="sub-6.3.3"><label>6.3.3</label><title>Mikrobiologische Anforderungen</title></section></section><section id="sub-6.4"><label>6.4</label><title>Betriebswasser Typ 3</title><section id="sub-6.4.1"><label>6.4.1</label><title>Allgemeines</title></section><section id="sub-6.4.2"><label>6.4.2</label><title>Chemische und physikalische Anforderungen</title></section></section></section><section id="sub-7"><label>7</label><title>Anforderungen an die Planung</title><section id="sub-7.1"><label>7.1</label><title>Allgemeines</title></section><section id="sub-7.2"><label>7.2</label><title>Wasserspeicher</title><section id="sub-7.2.1"><label>7.2.1</label><title>Spülabwasserspeicher</title></section><section id="sub-7.2.2"><label>7.2.2</label><title>Schlammstapelspeicher</title></section><section id="sub-7.2.3"><label>7.2.3</label><title>Betriebswasserspeicher</title></section></section><section id="sub-7.3"><label>7.3</label><title>Technik und Nebenräume</title><section id="sub-7.3.1"><label>7.3.1</label><title>Allgemeines</title></section><section id="sub-7.3.2"><label>7.3.2</label><title>Aufstellungsmöglichkeit für Spülabwasseraufbereitung</title></section></section></section><section id="sub-8"><label>8</label><title>Rückstandsentsorgung</title></section><section id="sub-9"><label>9</label><title>Anforderungen an Verfahrenskombinationen</title><section id="sub-9.1"><label>9.1</label><title>Allgemeines</title></section><section id="sub-9.2"><label>9.2</label><title>Verfahrenskombinationen zur Aufbereitung von Spülabwasser zu Betriebswasser Typ 1</title><section id="sub-9.2.1"><label>9.2.1</label><title>Allgemeines</title></section><section id="sub-9.2.2"><label>9.2.2</label><title>Erste Barriere — Filtrationsstufe</title><section id="sub-9.2.2.1"><label>9.2.2.1</label><title>Wasser mit Salzgehalt ≤ 2 000 mg/l (Süßwasser)</title></section><section id="sub-9.2.2.2"><label>9.2.2.2</label><title>Salzhaltiges Wasser mit Salzgehalt &gt; 2 000 mg/l mit konventioneller Kreislaufaufbereitung</title></section></section><section id="sub-9.2.3"><label>9.2.3</label><title>Zweite Barriere — Desinfektionsstufe</title></section></section><section id="sub-9.3"><label>9.3</label><title>Verfahrenskombinationen zur Aufbereitung von Spülabwasser zu Betriebswasser Typ 2</title></section><section id="sub-9.4"><label>9.4</label><title>Verfahrenskombinationen zur Aufbereitung von Spülabwasser zu Betriebswasser Typ 3</title></section></section><section id="sub-10"><label>10</label><title>Anforderungen und Leistungen der Verfahrensstufen</title><section id="sub-10.1"><label>10.1</label><title>Allgemeines</title></section><section id="sub-10.2"><label>10.2</label><title>Anforderungen an die Entnahme aus dem Spülabwasserbehälter</title></section><section id="sub-10.3"><label>10.3</label><title>Anforderungen an die Vorbehandlung zur Grobstoffabtrennung</title></section><section id="sub-10.4"><label>10.4</label><title>Anforderungen an die Partikelentfernung</title></section><section id="sub-10.5"><label>10.5</label><title>Anforderungen an den Virenrückhalt</title></section><section id="sub-10.6"><label>10.6</label><title>Anforderungen an die Adsorption</title></section><section id="sub-10.7"><label>10.7</label><title>Anforderungen an die Entfernung von oxidierenden Substanzen</title></section><section id="sub-10.8"><label>10.8</label><title>Anforderungen an die Vollentsalzung, Teilentsalzung und DOC-Entfernung</title></section><section id="sub-10.9"><label>10.9</label><title>Anforderungen an Anlagen zur Erhöhung der Säurekapazität </title></section><section id="sub-10.10"><label>10.10</label><title>Anforderung an die Desinfektion durch Chlorung</title></section><section id="sub-10.11"><label>10.11</label><title>Anforderungen an die Desinfektion durch UV-Bestrahlung für Betriebswasser Typ 2</title></section></section><section id="sub-11"><label>11</label><title>Werkstoffe und Bauteile</title><section id="sub-11.1"><label>11.1</label><title>Allgemeines</title></section><section id="sub-11.2"><label>11.2</label><title>Rohrleitungen</title></section><section id="sub-11.3"><label>11.3</label><title>Pumpen</title></section><section id="sub-11.4"><label>11.4</label><title>Armaturen</title></section><section id="sub-11.5"><label>11.5</label><title>Module mit Ultrafiltrationsmembranen</title></section><section id="sub-11.6"><label>11.6</label><title>Module mit Ultrafiltrationsmembranen nach 3.33</title></section><section id="sub-11.7"><label>11.7</label><title>Module mit Umkehrosmose- und Nanofiltrationsmembranen</title></section><section id="sub-11.8"><label>11.8</label><title>Steuerung und Automatisierung</title></section></section><section id="sub-12"><label>12</label><title>Dosier-, Mess- und Regelungstechnik</title><section id="sub-12.1"><label>12.1</label><title>Dosieranlagen</title></section><section id="sub-12.2"><label>12.2</label><title>Mess- und Regeltechnik</title><section id="sub-12.2.1"><label>12.2.1</label><title>Allgemeines</title></section><section id="sub-12.2.2"><label>12.2.2</label><title>Wasserzähler</title></section><section id="sub-12.2.3"><label>12.2.3</label><title>Differenzdruckmessung</title></section><section id="sub-12.2.4"><label>12.2.4</label><title>Leitfähigkeitsmessung</title></section><section id="sub-12.2.5"><label>12.2.5</label><title>Chlormessung</title></section><section id="sub-12.2.6"><label>12.2.6</label><title>Probenahmearmaturen</title></section></section></section><section id="sub-13"><label>13</label><title>Betrieb und Instandhaltung der Membran-Anlagen</title><section id="sub-13.1"><label>13.1</label><title>Betrieb von Ultrafiltrations-(UF)- und Mikrofiltrations-(MF)-Anlagen</title><section id="sub-13.1.1"><label>13.1.1</label><title>Filtration</title></section><section id="sub-13.1.2"><label>13.1.2</label><title>Spülung zur Wiederherstellung der Permeabilität</title><section id="sub-13.1.2.1"><label>13.1.2.1</label><title>Allgemeines</title></section><section id="sub-13.1.2.2"><label>13.1.2.2</label><title>Spülung ohne Chemikalienzugabe</title></section><section id="sub-13.1.2.3"><label>13.1.2.3</label><title>Spülung mit Chemikalienzugabe</title></section></section><section id="sub-13.1.3"><label>13.1.3</label><title>Chemische Reinigung</title></section></section><section id="sub-13.2"><label>13.2</label><title>Betrieb von Nanofiltrations-(NF)- oder Umkehrosmose-(UO)-Anlagen</title><section id="sub-13.2.1"><label>13.2.1</label><title>Filtration</title></section><section id="sub-13.2.2"><label>13.2.2</label><title>Reinigungen und Spülungen</title><section id="sub-13.2.2.1"><label>13.2.2.1</label><title>Spülung ohne Chemikalien</title></section><section id="sub-13.2.2.2"><label>13.2.2.2</label><title>Chemische Reinigung</title></section></section></section><section id="sub-13.3"><label>13.3</label><title>Überwachung und Dokumentation</title></section><section id="sub-13.4"><label>13.4</label><title>Betriebsunterbrechung</title></section><section id="sub-13.5"><label>13.5</label><title>Instandhaltung</title></section></section><section id="sub-a"><label>Anhang A</label><title>Betriebstagebuch (normativ)</title></section><section id="sub-b"><label>Anhang B</label><title>Verfahrensstufen (informativ)</title></section></toc>